Flag Discuss with Askiitians Tutors> probability...
question mark

The odds that a book will be favourably reviewed by three independent critics are 5 to 2, 4 to 3 and 3 to 4 respectively.what is the probability that of three reviews a majority will be favourable.

Rajeev Singhania , 12 Years ago
Grade 12th Pass
anser 1 Answers
Harsh Patodia
R1, R2 and R3 be probability of favourable reviews
R1 = 5/7
R2 = 4/7
R3 = 3/7
For Majority atleast 2 should be favourable.
i.e. R1xR2xR3’ +R1x R2’xR3 + R1’xR2xR3 + R1R2R3 ( where R’ represent not favored)
Just plugin values and get the answer.
Last Activity: 10 Years ago
star
LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

tv

Full Live Access

material

Study Material

removal

Live Doubts Solving

assignment

Daily Class Assignments